National Hardware 1 x 1/2 Corner Brace is designed to reinforce inside right-angle corner joints, making it i for use in chests, screens, windows, furniture, and more. This corner brace features countersunk screw holes for a flush finish and works with #7 flat head screws. To ensure a secure fit, drill a pilot hole using a 5/64" sized drill bit when installing with wood screws. This durable and reliable brace provides added strength and stability to your woodworking projects. Model Number: N266-479